| Vieussens' limbus | A muscular ring surrounding the fossa ovalis in the wall of the right atrium of the heart. Synonym: annulus ovalis, margin of fossa ovalis, Vieussens' annulus, Vieussens' isthmus, Vieussens' limbus, Vieussens' ring. (05 Mar 2000) |
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| tympanic labium of limbus of spiral lamina | The lower, long periosteal extension of the limbus laminae spiralis osseae that rests on the basilar lamina of the spiral organ (of Corti). Synonym: labium limbi tympanicum laminae spiralis, tympanic lip of limbus of spiral lamina. Labium urethrae, one of the two lateral margins of the external urethral orifice of the female. (05 Mar 2000) |
| tympanic lip of limbus of spiral lamina | The lower, long periosteal extension of the limbus laminae spiralis osseae that rests on the basilar lamina of the spiral organ (of Corti). Synonym: labium limbi tympanicum laminae spiralis, tympanic lip of limbus of spiral lamina. Labium urethrae, one of the two lateral margins of the external urethral orifice of the female. (05 Mar 2000) |
| limbus | 1. An extramundane region where certain classes of souls were supposed to await the judgment. "As far from help as Limbo is from bliss." (Shak) "A Limbo large and broad, since called The Paradise of fools." (Milton) The limbus patrum was considered as a place for the souls of good men who lived before the coming of our Savior. The limbus infantium was said to be a similar place for the souls of unbaptized infants. To these was added, in the popular belief, the limbus fatuorum, or fool's paradise, regarded as a receptacle of all vanity and nonsense. 2. Hence: Any real or imaginary place of restraint or confinement; a prison; as, to put a man in limbo. 3. <anatomy> A border or margin; as, the limbus of the cornea. 4. A West Indian dance contest, in which participants must dance under a pole which is lowered successively until only one participant can successfully pass under, without falling. [MW10 Jamaican E limba to bend, fr. E. Limber (1950)] Often performed at celebrations, such as weddings. (1950-1996) Origin: L. Limbus border, edge in limbo on the border. Cf. Limb border. Source: Websters Dictionary (01 Mar 1998) |
| limbus acetabuli | The rim of bone around the acetabulum to which is attached the labrum acetabulare. Synonym: limbus acetabuli, margo acetabularis. (05 Mar 2000) |
| limbus alveolaris | The free margin of the alveolar process of the mandible. Synonym: arcus alveolaris mandibulae, limbus alveolaris. (05 Mar 2000) |
| limbus corneae | An annular transitional zone, approximately 1 mm wide, between the cornea and the bulbar conjunctiva and sclera. It is highly vascular and is involved in the metabolism of the cornea. It is ophthalmologically significant in that it appears on the outer surface of the eyeball as a slight furrow, marking the line between the clear cornea and the sclera. (12 Dec 1998) |
| limbus fossae ovalis | A muscular ring surrounding the fossa ovalis in the wall of the right atrium of the heart. Synonym: annulus ovalis, margin of fossa ovalis, Vieussens' annulus, Vieussens' isthmus, Vieussens' limbus, Vieussens' ring. (05 Mar 2000) |
| limbus laminae spiralis osseae | The border of the spiral lamina; the thickened periosteum covering the upper plate of the bony spiral lamina of the cochlea. Synonym: limbus laminae spiralis osseae. (05 Mar 2000) |
| limbus of bony spiral lamina | The border of the spiral lamina; the thickened periosteum covering the upper plate of the bony spiral lamina of the cochlea. Synonym: limbus laminae spiralis osseae. (05 Mar 2000) |
| limbus of cornea | The margin of the cornea overlapped by the sclera. Synonym: limbus corneae, corneal margin, sclerocorneal junction. (05 Mar 2000) |
| limbus of tympanic membrane | Margin of the tympanic membrane attaching to the tympanic sulcus. Synonym: limbus membranae tympani. (05 Mar 2000) |
| limbus palpebrales anteriores | The anterior edge of the free margin of each eyelid, along close to which the eyelashes are embedded. Synonym: limbus palpebrales anteriores. (05 Mar 2000) |
| limbus penicillatus | <pathology> The densely packed microvilli on the apical surface of, for example: intestinal epithelial cells. (18 Nov 1997) |
| limbus striatus | Obsolete term for the apical surface of an epithelium with microvilli. (18 Nov 1997) |